20667672

素因数分解:

$2^3\times 3^2\times {\mathrm{151}}^1\times {\mathrm{1901}}^1$

素因数の和:2064

約数の個数: 48

約数和(自身を含む): 56375280

約数和(自身を除く): 35707608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 151, 302, 453, 604, 906, 1208, 1359, 1812, 1901, 2718, 3624, 3802, 5436, 5703, 7604, 10872, 11406, 15208, 17109, 22812, 34218, 45624, 68436, 136872, 287051, 574102, 861153, 1148204, 1722306, 2296408, 2583459, 3444612, 5166918, 6889224, 10333836, 20667672]

約数ペア:

[(1, 20667672), (2, 10333836), (3, 6889224), (4, 5166918), (6, 3444612), (8, 2583459), (9, 2296408), (12, 1722306), (18, 1148204), (24, 861153), (36, 574102), (72, 287051), (151, 136872), (302, 68436), (453, 45624), (604, 34218), (906, 22812), (1208, 17109), (1359, 15208), (1812, 11406), (1901, 10872), (2718, 7604), (3624, 5703), (3802, 5436)]